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| Do you know where your variables are? | |
| PerlMonks |
Re^3: Check for another program availabilityby haukex (Archbishop) |
| on Apr 12, 2021 at 05:34 UTC ( [id://11131121]=note: print w/replies, xml ) | Need Help?? |
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I see, but, would that be portable? I mean, the which program itself may not be available. That's correct, it's not portable, and I don't agree with the above advice, also due to the use of backticks (see Calling External Commands More Safely). which is just a short shell script (at least on Debian), it's not magic.
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